.sheetbox div.number {
    background-color: white;
    font-weight: bold;
    border:1px dotted black;
}

.sheetbox div.expression {
    background-color: #e9e9e9;
    border:1px dotted green;
}

.sheetbox div.result {
    background-color: green;
    border:1px dotted green;
    color: white;
}

.sheetbox div.string {
    background-color: white;
    border:1px dotted navy;
    color:blue;
}

.sheetbox div.range{
    border: 1px dotted red;
    background-color: gold;
}
